Question

For the same material and the mass, which of the following configurations, of flywheel will have maximum mass moment of inertia about the axis of rotation OO' passing through the center of gravity.

• A.
• B.
• C.
• D.

Answer 1

The correct option is B

$I=m{r}^2$
Here for the rimmed wheel, the mass m will be the most far away distribution from the axis 0-0'.
$\therefore$ (b) is the correct answer.